Modular sofa



FIG. 1 is a front, left and top perspective view of a modular sofa,showing my design.

FIG. 2 is a front elevation view thereof.

FIG. 3 is a rear side elevation view thereof.

FIG. 4 is a left side elevation view thereof.

FIG. 5 is a right side elevation view thereof; and,

FIG. 6 is a top plan view thereof.

Any specific color shown in the drawings is for the purpose ofillustration only and forms no part of the claimed design.

CLAIM The ornamental design for a modular sofa, as shown and described.